13401135 has 24 divisors (see below), whose sum is σ = 25341264. Its totient is φ = 6497280.

The previous prime is 13401131. The next prime is 13401149. The reversal of 13401135 is 53110431.

It is not a de Polignac number, because 13401135 - 2² = 13401131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13401131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13042 + ... + 14031.

It is an arithmetic number, because the mean of its divisors is an integer number (1055886).

Almost surely, 2^13401135 is an apocalyptic number.

13401135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13401135 is a deficient number, since it is larger than the sum of its proper divisors (11940129).

13401135 is a wasteful number, since it uses less digits than its factorization.

13401135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27095 (or 27092 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 13401135 is about 3660.7560694479. The cubic root of 13401135 is about 237.5274797382.

Adding to 13401135 its reverse (53110431), we get a palindrome (66511566).

The spelling of 13401135 in words is "thirteen million, four hundred one thousand, one hundred thirty-five".